Realistic & Authentic: The lifelike & visually stunning model provides a realistic depiction of a full-sized engine with main components including a first-stage fan, two-stage low-pressure compressor, four-stage high-pressure compressor, first-stage high-pressure turbine, and two-stage low-pressure turbine. High-Quality Construction: Made of high-quality metal, the meticulous model, full of detail and features, undergoes precision casting and CNC machining, along with sandblasting and anodized coloring treatment on the surface, ensuring durability and accuracy the same as the real model. Dynamic and Visible: The hollowed-out engine case allows the operation of a real engine through motor-driven functionality to be fully visible. Equipped with a fixed bracket, throttle lever, and engine sound module, providing a more realistic and engaging experience, immersing you in the fascinating industrial machinery world. DIY Assembly: Consists of 1000+PCS (including screws & nuts) and comes with tools and paper-based English instructions. You will personally experience the entire assembly process, from small parts to the final completed model, constructing an awe-inspiring turbofan engine model. STEM Education: As an educational tool, this model unravels the internal workings of a turbofan engine, imparts knowledge about aerospace engineering, and stimulates interest, creativity, and awe for industrial technological achievements, enhancing parent-child interaction and communication. Display or Collect: Whether for the aviation enthusiast, collector, or simply appreciate engineering marvels, the impressive dual-spool turbofan engine model adds a touch of sophistication to your home, office, or aviation-themed decor. Applicable age:14+